Round|Lab Grown|IGI

2.83ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG685523050

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685523050

Diamond specifications and retailer prices

From £539 GBP

$716 USD

As of October 26, 2026

Save £6,731 GBP (93%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: £7,270 GBP at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 2.83ct lab-grown round diamond

This 2.83ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG685523050 or 685523050. Listed at 25 retailers as of October 26, 2026, with prices from £539 to £7,270, a £6,731 spread on the same certified stone. Brilliant Earth lists it at £7,270. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.83

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.5°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG685523050

Dimensions8.99 × 9.03 × 5.62 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG685523050

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26

Current: £7,270 GBP|Low: £517 GBP|High: £10,115 GBP|Avg: £1,786 GBP|-28.1%

Brilliant Earth

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October 29, 2026

Retailer 4£539 GBP

Retailer 15£586 GBP

Retailer 24£603 GBP

Retailer 3£625 GBP

Retailer 6£625 GBP

Retailer 20£732 GBP

Retailer 19£756 GBP

Retailer 7£845 GBP

Retailer 8£896 GBP

Retailer 18£993 GBP

Retailer 13£1,097 GBP

Retailer 23£1,401 GBP

Retailer 21£1,482 GBP

Retailer 2£1,612 GBP

Retailer 9£1,757 GBP

Retailer 5£1,793 GBP

Retailer 16£2,105 GBP

Retailer 11£2,131 GBP

Retailer 10£2,137 GBP

Retailer 14£2,154 GBP

Retailer 12£2,228 GBP

Retailer 22£2,467 GBP

Retailer 17£4,233 GBP

Brilliant Earth£7,270 GBP

37 data points across 24 retailers

25 retailers£539 GBP to £7,270 GBP

Cheapest Retailer

£539 GBP

$716 USD

Retailer 2

£586 GBP

$779 USD

View

Retailer 3

£603 GBP

$801 USD

View

Final sale: no returns

Retailer 4

£625 GBP

$830 USD

View

Retailer 5

£625 GBP

$830 USD

View

Price last confirmed 12 days ago

Retailer 6

£732 GBP

HK$7,600 HKD

View

Retailer 7

£756 GBP

$1,005 USD

View

Retailer 8

£845 GBP

$1,123 USD

View

Retailer 9

£896 GBP

$1,190 USD

View

Retailer 10

£993 GBP

View

Retailer 11

£1,097 GBP

€1,388 EUR

View

Retailer 12

£1,401 GBP

$1,861 USD

View

Retailer 13

£1,482 GBP

A$3,030 AUD

View

Price last confirmed 7 days ago

Retailer 14

£1,612 GBP

ZAR 34,602 ZAR

View

B+

Retailer 15

£1,757 GBP

$2,334 USD

View

Retailer 16

£1,793 GBP

$2,383 USD

View

B+

Retailer 17

£2,105 GBP

SGD 3,780 SGD

View

B+

Retailer 18

£2,131 GBP

$2,831 USD

View

B+

Retailer 19

£2,137 GBP

$2,839 USD

View

B+

Retailer 20

£2,154 GBP

$2,862 USD

View

B+

Retailer 21

£2,228 GBP

$2,961 USD

View

B+

Retailer 22

£2,467 GBP

View

Retailer 23

£4,205 GBP

View

Retailer 24

£4,233 GBP

$5,625 USD

View

Price last confirmed 25 days ago

Most Expensive

Brilliant Earth

18173800A · Oct 28

£7,270 GBP

$9,660 USD

View

24 more retailers have this diamond

Prices start from £539 GBPSave up to £6,731 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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